FULLY THREADED STUD BOLT Stainless ASTM A193-B8M+2heavy hex NUTS ASTM A194-B8M
Pan Head Screw with Torx Recess Tap Tite (Cyl.Screw MRT TT)
Heavy Hexagon Head Bolts ASTM -A325+Nut:A563+ Washer:F436 mm.
Cross Truss/Pan/Flat Head Cut Thread Flat End Screws TYPE+BT JT+, JP+, JF+